#include<stdio.h>
int main(int argc, const char *argv[])
{
	char c1,c2;
	
	c1 = 'A';
	c2 = c1+' ';

	printf("c1=%c,c2=%c,c1=%x,c2=%d\n",c1,c2,c1,c2);


	return 0;
}
